108Instruments and controlsk for front passenger seat illuminates
or flashes red in the roof console,
when seat is occupied.
Illuminates
After the ignition has been switched
on until the seat belt has been
fastened.
Flashes
After having started the engine for a
maximum of 100 seconds until the
seat belt has been fastened.
Seat belt status on rear seats
(vehicles with Midlevel display)
X illuminates or flashes white or grey
in the Driver Information Centre, after having started the engine.
Illuminates white
Seat belt is unfastened.
Illuminates grey
Seat belt has been fastened.
Flashes white or grey
Fastened seat belt has been
unfastened.
Fastening the seat belt 3 57.Seat belt status on rear seats
(vehicles with Uplevel display)
X illuminates green or grey or flashes
yellow in the Driver Information
Centre, after having started the
engine.
Illuminates grey
Seat belt is unfastened.
Illuminates green
Seat belt has been fastened.
Flashes yellow
Fastened seat belt has been
unfastened.
Fastening the seat belt 3 57.
Airbag and belt tensioners v illuminates red.
When the ignition is switched on, the control indicator illuminates for
approx. four seconds. If it does not
illuminate, does not go out after
four seconds or illuminates whilst
driving, there is a fault in the airbag
system. Seek the assistance of aworkshop. The airbags and belt
pretensioners may fail to trigger in the
event of an accident.
Deployment of the belt pretensioners
or airbags is indicated by continuous
illumination of v.9 Warning
Have the cause of the fault
remedied immediately by a
workshop.
Belt pretensioners, airbag system
3 56, 3 58.
Airbag deactivation
V illuminates yellow.
The front passenger airbag is
activated.
* illuminates yellow.
Instruments and controls109The front passenger airbag is
deactivated.
Airbag deactivation 3 63.
Charging system
p illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
Illuminates when the engine is
running
Stop, switch off engine. Vehicle
battery is not charging. Engine
cooling may be interrupted. The
brake servo unit may cease to be
effective. Seek the assistance of a
workshop.
Malfunction indicator light Z illuminates or flashes yellow.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.Illuminates when the engine is
running
Fault in the emission control system. The permitted emission limits may be exceeded.
The cleaning process of the exhaust
filter is potentially not possible.
Seek the assistance of a workshop
immediately.
Flashes when the engine is
running
Fault that could lead to catalytic
converter damage. Ease up on the
accelerator until the flashing stops.
Seek the assistance of a workshop
immediately.
Brake and clutch system
R illuminates red.
The brake and clutch fluid level is too
low, when manual parking brake is
not applied 3 233.9 Warning
Stop. Do not continue your
journey. Consult a workshop.
Illuminates when the manual parking
brake is applied and ignition is
switched on 3 178.
Electric parking brake
m illuminates or flashes red.
Illuminates
Electric parking brake is applied
3 178.
Flashes
Electric parking brake is not fully applied or released. Depress the brake pedal and attempt to reset the
system by first releasing then
applying the electric parking brake. If
m remains flashing, do not drive and
seek the assistance of a workshop.
Electric parking brake fault j illuminates or flashes yellow.
Instruments and controls111Have the cause of the fault remedied
by a workshop.
Flashes
The system is actively engaged.
Engine output may be reduced and
the vehicle may be braked
automatically to a small degree.
Electronic Stability Control 3 181,
Traction Control system 3 180.
Traction Control system off
k illuminates yellow.
The system is deactivated.
Preheating
! illuminates yellow.
Preheating of Diesel engine is
activated. Only activates when
outside temperature is low. Start the engine when control indicator
extinguishes.
Exhaust filter % illuminates or flashes yellow.
The exhaust filter requires cleaning.Continue driving until %
extinguishes. If possible, do not allow engine speed to drop below
2000 rpm.
Illuminates
The exhaust filter is full. Start cleaning
process as soon as possible.
Flashes
The maximum filling level of the filter
is reached. Start cleaning process
immediately to avoid damage to the
engine.
Exhaust filter 3 166, Stop-start
system 3 161.
AdBlue Y flashes yellow.
AdBlue level is low. Refill AdBlue
soon to avoid prevention of the
engine start.
AdBlue 3 168.Tyre pressure monitoring
system
w illuminates or flashes yellow.
Illuminates
Tyre pressure loss. Stop immediately
and check tyre pressure.
Flashes
Fault in system or tyre without pressure sensor mounted (e.g. spare wheel). After 60 to 90 seconds the
control indicator illuminates
continuously. Consult a workshop.
Engine oil pressure
I illuminates red.
Illuminates when the ignition is
switched on and extinguishes shortly
after the engine starts.
112Instruments and controlsIlluminates when the engine is
runningCaution
Engine lubrication may be
interrupted. This may result in
damage to the engine and/or
locking of the drive wheels.
1. Depress clutch.
2. Select neutral gear.
3. Move out of the flow of traffic as quickly as possible without
impeding other vehicles.
4. Switch off ignition.
9 Warning
When the engine is off,
considerably more force is needed
to brake and steer.
During an Autostop, the brake
servo unit will still be operational.
Do not remove key until vehicle is stationary, otherwise the steeringwheel lock could engage
unexpectedly.
Keep engine turned off and let the
vehicle be towed to a workshop
3 231.
Low fuel Y illuminates or flashes yellow.
Illuminates
Level in fuel tank is too low.
Flashes
Fuel used up. Refuel immediately.
Never run the tank dry.
Refuelling 3 220.
Catalytic converter 3 167.
Bleeding the diesel fuel system
3 235.
Immobiliser
d flashes yellow.
Fault in the immobiliser system. The
engine cannot be started.
Exterior light 8 illuminates green.The exterior lights are on 3 134.
High beam C illuminates blue.
Illuminated when high beam is on or
during headlight flash 3 135.
High beam assist f illuminates green.
The high beam assist is activated,
see LED headlights 3 136.
LED headlights
f illuminates or flashes yellow.
Illuminates
Fault in the system.
Seek the assistance of a workshop.
Flashes
System is switched to symmetrical
low beam.
Instruments and controls117To reset on Midlevel display, press
SET/CLR for a few seconds, on
Uplevel display, press > and confirm
with 9.
On vehicles with bi-fuel engines:
Average consumption is indicated for
the currently selected mode, CNG or
petrol.
Average speed
Display of average speed. The
measurement can be reset at any
time.
To reset on Midlevel display, press
SET/CLR for a few seconds, on
Uplevel display, press > and confirm
with 9.
Digital speed
Digital display of the instantaneous
speed.
Fuel range
Range is calculated from current fuel
level and current consumption. The
display shows average values.
After refuelling, the range is updated
automatically after a brief delay.When the level in the fuel tank is low,
a message appears on the display
and the control indicator Y in the fuel
gauge illuminates.
When the fuel tank must be refuelled
immediately, a warning message
appears and remains on the display.
Additionally, control indicator Y in the
fuel gauge flashes 3 112.
Fuel range, bi-fuel engine
Display of the approximate total fuel
range and for each fuel tank (CNG
and petrol). A low fuel level in either
tank is indicated by Low in the
respective section.
Fuel level, bi-fuel engine
For bi-fuel engines, the Driver
Information Centre displays the fuel level for the fuel type which is
currently not in operation.
Instantaneous Fuel Consumption
Display of the instantaneous
consumption.
On vehicles with bi-fuel engines:
Instantaneous consumption is
indicated for the currently selected
mode, CNG or petrol.
118Instruments and controlsRemaining Oil Life
Indicates an estimate of the oil's
useful life. The number in percentage means the remainder of current oil life
3 106.
Tyre Pressure
Checks tyre pressure of all wheels
during driving 3 256.
Traffic sign assistant
Displays the detected traffic signs for
the current route section 3 211.
Following Distance
Displays the distance in seconds to a preceding moving vehicle 3 196. If
Adaptive cruise control is active this
page shows the following distance
setting instead.
Timer
To start and stop, press 9. To reset,
press > and confirm reset.
Outside temperature
Display of current outside
temperature.AdBlue
Displays the AdBlue level.
Eco information menu, @
● Top consumers
● Economy trend
● Eco index
On Uplevel display the pages Top
Consumers, Economy Trend and Eco
index, are displayed in the Trip/fuel
information menu, select Info.
Top Consumers
List of top comfort consumers
currently switched on is displayed in
descending order. Fuel saving
potential is indicated.
During sporadic driving conditions,
the engine will activate the heated
rear window automatically to increase the engine load. In this event, the
heated rear window is indicated as
one of the top consumers, without
activation by the driver.Economy Trend
Displays the average consumption
development over a distance of
31 miles. Filled segments display the
consumption in 3.1 mile steps and
shows the effect of topography or
driving behaviour on fuel
consumption.
Economy index
The average fuel consumption is indicated on an economic scale. For
economical driving, adapt driving
style to keep the indicator within the
green area. The more the indicator
moves towards red, the higher is the
Instruments and controls123Warning chimesIf several warnings appear at the
same time, only one warning chime will sound.
When starting the engine or whilst driving
The warning chime regarding not
fastened seat belts has priority over
any other warning chime.
● If seat belt is not fastened.
● If a door or the tailgate is not fully
closed when starting off.
● If a certain speed is exceeded with parking brake applied.
● If adaptive cruise control deactivates automatically.
● If approaching a vehicle ahead too closely.
● If a programmed speed or speed
limit is exceeded.
● If a warning message appears in the Driver Information Centre.
● If the electronic key is not in the passenger compartment.● If the parking assist detects anobject.
● If an unintended lane change occurs.
● If the exhaust filter has reached the maximum filling level.
● If safety function of the power tailgate detects obstacles in the
moving area.
When the vehicle is parked and/or the driver's door is opened
● With exterior lights on.
During an Autostop ● If the driver's door is opened.
● If any condition for an autostart is
not fulfilled.
Battery voltage
When the vehicle battery voltage is
running low, a warning message will
appear in the Driver Information
Centre.1. Switch off any electrical consumers which are not requiredfor a safe drive, e.g. seat heating,
heated rear window or other main consumers.
2. Charge the vehicle battery by driving continuously for a while or
by using a charging device.
The warning message will disappear
after the engine has been started
twice without a voltage drop.
If the vehicle battery cannot be
recharged, have the cause of the fault
remedied by a workshop.
124Instruments and controlsVehicle personalisationThe vehicle's behaviour can be
personalised by changing the settings in the Info-Display.
Some of the personal settings for
different drivers can be memorised
individually for each vehicle key.
Memorised settings 3 24.
Depending on vehicle equipment and
country-specific regulations some of
the functions described below may
not be available.
Some functions are only displayed or
active when the engine is running.
Personal settings Graphic-Info-Display
Press MENU to open the respective
menu.
Select Settings , scroll through the list
and select Vehicle Settings
In the corresponding submenus the
following settings can be changed:
Vehicle Settings ● Climate and Air Quality
Auto Fan Max Speed : Modifies
the level of the cabin airflow of the climate control in automatic
mode.
Auto Heated Seats :
Automatically activates the seat
heating.
Auto Demist : Supports
windscreen dehumidification by
automatically selecting the
necessary settings and
automatic air conditioning mode.
Auto Rear Demist : Automatically
activates heated rear window.
● Park Assist / Collision Detection
Forward Collision Alert : Activates
or deactivates forward collision
alert.
Collision Preparation : Activates
or deactivates the automatic
brake functionality of the vehicle
in the event of imminent collision
danger. The following is
selectable: the system will take
over brake control, warn by
chimes only or is deactivated
completely.
Park Assist : Activates or
deactivates the parking assist.
Activation is selectable with or
without attached trailer hitch.
Go Notifier : Activates or
deactivates the reminder to drive off when the adaptive cruise
control holds the vehicle at
standstill.
Side Blind Zone Alert : Activates
or deactivates side blind zone
alert.